426results about How to "Good function and effect" patented technology

The invention relates to a preparation method of a star polycarboxylic acid high-performance water reducing agent. Polybasic alcohol and (methyl) acrylic acid used as main raw materials for esterification are esterified and polymerized to prepare the star polycarboxylic acid high-performance water reducing agent material: the (methyl) acrylic acid and polybasic alcohol used as reactants are esterified under the action of a catalyst to firstly prepare a star polymerizable active terminal, and free-radical polymerization reaction is carried out with unsaturated polyethenoxy ether, molecular weight regulator and unsaturated carboxylic acid monomer under the action of an initiator to prepare the star polycarboxylic acid high-performance water reducing agent. The invention is easy to control, and has the advantages of high polymerization degree, low cost and no pollution; the esterification reaction is carried out form an active core, and the free-radical polymerization is carried out to generate the chain arm, thereby implementing the polycarboxylic acid high-performance water reducing agent in a star molecular structure; and under the condition of common doping amount and low doping amount, the star polycarboxylic acid high-performance water reducing agent has better cement paste flowability and holding capacity than the traditional linear and comb polycarboxylic acid water reducing agents, and has favorable cement adaptability and concrete application performance.

The invention belongs to the field of agricultural production and discloses a sugar alcohol calcium magnesium zinc boron compound liquid fertilizer and a preparation method and application thereof. The liquid fertilizer is prepared from various mother solutions, a chelating agent, a plant growth regulator and surface active materials. The preparation method comprises the following steps: causing sugar alcohol to respectively react with calcium salt, magnesium salt, zinc salt and boric acid to prepare calcium, magnesium, zinc and boron mother solutions, then mixing the mother solutions according to a certain ratio, and adding the chelating agent to cause the mother solutions to carry out secondary chelating reaction; after a while, adding the plant growth regulator and the surface active materials into reaction liquid, uniformly mixing, and cooling to the room temperature to obtain the high-concentration, stable and good-effect compound liquid fertilizer. The prepared liquid fertilizer provides adequate calcium, magnesium, zinc and boron and other nutrients for plants and can also carry out mixing of different elements and proportions according to the needs of different plants and different growth stages of plants.

The present invention discloses a slowly-released oral medicine preparation which is made up by using breviscapine as main raw material and has the functions of promoting blood circulation and removing blood stasis, removing obstruction in the channels to relieve pain for curing angiocardiopathy and cerebrovascular disease with obvious therapeutic effect and its preparation method. Said slowly-released tablet (by one tablet) contains 60-120 mg of breviscapine, 20-75 mg of diluent, 50-150 mg of filling agent and 10-50 mg of slow release material. Said invention also provides its preparation method and concrete steps.

The invention belongs to the technical field of road asphalt modification and relates to an ultraviolet aging-resistant compound modified asphalt, wherein on the basis of 100 parts by weight of matrix asphalt, in parts by weight, 1-6 parts of styrene-butadiene-styrene block copolymer, 3-18 parts of waste rubber powder, 5-10 parts of rock asphalt, 0.3-2.5 parts of sweller, 0.03-0.2 part of activator, 0.1-1 part of plasticizer and 0.2-0.5 part of stabilizer are further added, wherein the sweller is furfural extract oil which is subjected to dewaxing treatment previously; the furfural extract oil contains 60wt%-88wt% of aromatic components which contain 40-65wt% of heavy aromatic hydrocarbon; and the waste rubber powder is waste rubber tire tread rubber powder having the content of carbon black between 28wt% and 58wt% and the grain diameter between 45 and 80 meshes. The ultraviolet aging-resistant compound modified asphalt provided by the invention is up to the standard of the polymer modified asphalt in performance, and the ultraviolet aging resistance of the asphalt is improved to a large extent; and waste resources are utilized.

An efficient composite hydrate inhibitor is stable and economical. Salt or alcohol is added into dynamic inhibitor. It has less hydrate and longer generating time, wide applied range and no environmental pollution.

The invention relates to a preparation method of a starch grafted copolymer inverse emulsion for a drilling fluid. The method comprises the following steps of: adding an emulsifier sorbitan monooleate into white oil, and stirring, dissolving and introducing nitrogen to obtain an oil phase; dissolving potassium hydroxide in water, adding 2-acrylamidyl-2-methyl propanesulfonic acid, acrylamide, a vinyl monomer, a cationic monomer, polyoxyethylene sorbitan monooleate, ethylene diamine tetraacetic acid disodium salt and starch, and stirring to obtain an aqueous phase; adding the aqueous phase into the oil phase, adequately emulsifying, adjusting the pH value, introducing nitrogen, adding an initiator and a reducing agent; and stirring, heating, insulating heat, cooling, discharging and filtering under nitrogen protection to obtain the starch grafted copolymer inverse emulsion for the drilling fluid. The product serving as a drilling fluid treatment agent has good de-filtration effect, good thickening effect, a flow type regulating effect and good inhibition effect for dehydrating dispersion of clay and drillings, so that the quality of filter cakes is improved, the lubricity of the drilling liquid is improved and the processing cost of the drilling liquid is lowered, and the preparation method is suitable for various types of water-based drilling fluids.

The invention discloses a method for preparing polypropylene with high melt strength, which comprises melt-blending polypropylene, monomer containing double bond, peroxide, dithiocarbamate series substance and antioxidant. The dithiocarbamate is added as adjuvant to inhibit the propylene degradation of the peroxide, improve the graft ratio, reduce monomer amount containing double bond, and save the cost. The obtained polypropylene with high melt strength has melt strength more than 2-15 times of that of raw material, and gel content smaller than 10%.

The invention provides a gas and oil separator with good applicability and good gas and oil separating effect. The gas and oil separator comprises an air inlet, an air inlet passage communicated with the air inlet, a gas and oil separating cavity, an air outlet passage and an air outlet, wherein the air inlet passage and the gas and oil separating cavity are separated by a clapboard with a through hole; a baffle plate is arranged in the gas and oil separating cavity, is positioned behind the clapboard and faces the through hole of the clapboard; the gas and oil separating cavity is communicated with the air outlet passage below the gas and oil separating cavity through a cylinder in which a spiral air passage is formed; the cylinder is vertically arranged behind the baffle plate; an oil return groove is reserved at the bottom of the air outlet passage; a through hole communicated with the oil return groove is reserved on a gas and oil separating cavity bottom plate; and the air outlet passage is communicated with the air outlet through a PCV valve. Two types of gas and oil separating devices are arranged in the gas and oil separator and sequentially act to separate the gas and oil of the gas and oil separator for two times, so that the problem of poor effect of one-time separation of the traditional gas and oil separator is solved and the gas and oil separating effect is better.

The invention discloses a composition with an anti-aging function and a preparation method thereof as well as application of the composition with the anti-aging function in the field of skin care products. The composition with the anti-aging function is also called a biodynamic rejuvenating complex factor. The composition with the anti-aging function is prepared from the following raw materials in parts by weight: 1-50 parts of beluga caviar extract, 1-30 parts of GPPPPG, 1-2 parts of wild soybean protein, 0.1-5 parts of oxidordeuctase and 0.1-15 parts of palmitoyl oligopeptide and palmitoyl tetrapeptide-7. The composition with the anti-aging function can be used for effectively increasing content of type I collagen and type III collagen in skin, and the effects of reducing wrinkles, reducing loose skin and reducing skin roughness are realized; and the composition with the anti-aging function can be used for inhibiting decomposition of elastic fibers, promoting generation of elastic proteins in skin, enhancing skin elasticity and reducing damage of free radicals and ultraviolet rays (UV) on skin, and the effect of delaying skin senility is achieved. The composition with the anti-aging function can be widely applied to whitening, anti-aging, sunscreen and moisturizing nutrition-based cosmetics in dosage forms such as cream, emulsion, aqueous solution, hair gel and facial mask.

The invention discloses an electrospinning composite micro-nano fiber air filtration membrane and a preparing method thereof. The air filtration membrane is prepared through an electrospinning method, the composite micro-nano fiber of the air filtration membrane is formed by nano-silver particles, enteromorpha activated carbon / titanium dioxide composite particles and a water insoluble high-molecular polymer, wherein the enteromorpha activated carbon / titanium dioxide composite particles are prepared from electrospinning TiO2 / high-molecular polymer / enteromorpha nano particles (enteromorpha nano dry powder) composite nano fiber membrane through high-temperature heat treatment, acid pickling and smashing. The air filtration membrane is simple in preparing method, excellent in performance and capable of effectively adsorbing and decomposing formaldehyde and other harmful substances while blocking and filtering dust pollutants and has a good antibacterial function and a good comprehensive protection effect.

The invention discloses a bacillus amyloliquefaciens YJ01 which is preserved in China General Microbiological Culture Collection (CGMCC) center of China Committee for Culture Collection of Microorganisms and the preservation number of the bacillus amyloliquefaciens is CGMCCNO.7328. The bacillus amyloliquefaciens is mainly used for preventing and treating a fungal disease of a wine-brewing grape. The bacillus amyloliquefaciens YJ01 can metabolize out antibacterial substances iturin A and surfactin, thereby playing an obvious role in inhibiting various pathogenic fungi of the wine-brewing grape. The bacillus amyloliquefaciens has the advantages of being high in culture proliferation speed, capable of being cultured artificially, easy to operate, convenient to produce and apply, strong in adversity resisting capability, and the like; and the bacillus amyloliquefaciens has significance for preventing and treating diseases such as gray mold, white rot and anthracnose of wine-brewing grape caused by fungi, and is simple in culturing conditions, easy to preserve and easy to produce industrially, thereby having good development and application prospect.

The invention aims to provide a highly efficient beneficiation reagent for copper-nickel polymetallic sulphide ores. According to the invention, the reagent is prepared from the following raw materials by mass: 0.05-0.40 parts of diesel, 0.80-1.30 parts of liquid butyl ammonium aerofloat, 0.30-0.80 parts of isopropyl ethylthionocarbamate and 0.20-0.60 parts of sulfur nitrogen nitrile ester. According to the invention, the application of the reagent in beneficiation of the copper-nickel polymetallic sulphide ores can greatly reduce the content of magnesium oxide in the copper-nickel concentrate ores and significantly increase the recovery rate of metals from the copper-nickel polymetallic sulphide ores so as to realize sufficient, efficient and comprehensive utilization of the existing copper-nickel mineral resources, extend the service life of mines and create good economic benefits and social benefits.

The invention provides a control method and a control system for wind power participating frequency modulation of an electric power system. The control method comprises regulating and controlling the frequency of the electric power system by using rotor kinetic energy and a storage battery energy storage system. According to the control method for wind power participating frequency modulation of the electric power system based on combined effect of the rotor kinetic energy and the storage battery energy storage system, the wind energy is sufficiently utilized, the configuration capacity of the energy storage system is reduced, and the economical efficiency of wind field operation is improved. The control method and the control system can also play better roles even under the condition of relatively great load disturbance.

The invention relates to an aquatic product low temperature speed freezing liquid with antioxidation and color-protecting functions. The freezing liquid comprises the following substances by weight percent: 5%-8% of sodium chloride, 1%-5% of sorbitol, 0.05%-0.1% of sodium D-isoascorbate, 22%-40% of ethanol and the balance water and the speed freezing liquid can be kept in liquid state at -20 DEG Cto -50 DEG C. when the low temperature speed freezing liquid of the invention is used to perform aquatic product low temperature speed freezing, the cells of the frozen aquatic product can be kept perfectly, the shape can be kept in the original state and the state can be maintained in the refrigeration process of the frige so that the aquatic product can keep the original characteristics of color, flavor, texture and nutrition after unfreezing.

The invention relates to application of inorganic nano-material layered double hydroxides (LDHs) in mouse embryonic stem cell culture. Under the condition that LIFs are not added, the inorganic nano-material LDHs can promote expression of pluripotency genes and restrains cell differentiation, and in addition, the treated cells still have the potency of differentiating to three germ layers. The inorganic nano-material LDHs have excellent biocompatibility, low cytotoxicity, easiness in contact with cell surfaces, low cost, convenience and rapidness in material synthesis and excellent effect, and has extensive application prospect in research of embryonic stem cells.

The invention discloses a quinolone antibiotic degrading bacterium and application thereof and belongs to the technical field of biological treatment of environmental pollutants. The degrading bacterium is obtained by domestication and purification of livestock manure, and is named as Ochrobactrum sp. JOB, and was preserved in Guangdong Microbiological Culture Collection Center (GDMCC), Guangdong Province Institute of Microbiology on the fifth floor, No.59 Building, No.100 Courtyard, Xianlie Middle Road, Guanzhou City on December 21st, 2016, with a preservation number of GDMCC NO:60132. The degrading bacterium disclosed by the invention is prepared into bacterium suspension or an immobilized microbial agent which can be used for effectively removing quinolone antibiotic pollution in different environmental media such as a water body and soil; compared with a physical absorption method, a chemical degradation method and the like, the quinolone antibiotic degrading bacterium has the advantages of high efficiency, energy conservation, environment friendliness and the like; particularly, a bacterial body is immobilized by using an embedding agent, so that the life of the bacterial body is prolonged; the microbial agent has an excellent action effect and high ability of adaptation to environment.

The invention belongs to the technical field of superhard cutting tools, and relates to a WC-Co-cBN composite hard alloy and a preparation method thereof. The WC-Co-cBN composite hard alloy comprisesthe following chemical components of, by weight, 70%-90% of ultrafine / nano WC powder, 3%-15% of Co powder, 0.35%-0.75% of a grain inhibitor, 1%-10.75% of cBN micro powder with a surface plated with aMo, Ni and Ti metal film with excellent high-temperature and chemical stability, and 0.25%-5% of spherical mixed powder selected from Al, Ni, Cr, Y or other combinations; and the components are prepared into the composite hard alloy through spark plasma sintering. According to the WC-Co-cBN composite hard alloy and the preparation method thereof, the grain size of the prepared alloy is small, hardness, strength and toughness is high, wear resistance is good, the difficulty that heat stability of dry cutting is low can be overcome, machining cost is reduced, and the WC-Co-cBN composite hard alloy and the preparation method thereof are particularly suitable for high-performance machining cutting tools.

The invention discloses a temperature-resistant calcium-tolerant inverse emulsion polymer for drilling fluids. The polymer is prepared by polymerization of a sulfonic acid group-containing monomer water solution with a mass fraction of 50%, N, N-dimethylacrylamide, acrylamide, a crosslinking agent, water, white oil, a span-80 emulsifier, a propylene glycol monolaurate emulsifier, an OP-15 or Tween-80 emulsifier, an ammonium persulfate water solution or a potassium persulfate water solution with a mass fraction of 10% as an initiator, a sodium thiosulfate water solution with a mass fraction of 10%, an azodiisobutyl imidazoline hydrochloride solution with a mass fraction of 5%, soda ash, and an ethylenediaminetetraacetic acid disodium salt. The inverse emulsion polymer provided in the invention has good abilities of filtration loss reducing, viscosity increasing, flow pattern regulating, hydration dispersion inhibiting of clay and drill cuttings, and can improve filter cake quality, enhance drilling fluid lubricity, thus being suitable for various water-based drilling fluids and being able to be used as a high-temperature, high-salt and high-calcium drilling fluid additive.

The invention discloses a microcapsule complex microbial inoculant and a preparation method thereof and relates to the technical field of water purification. The preparation method includes: respectively adding photosynthetic bacteria, bacillus subtilis, lactic acid bacteria, saccharomycetes, bacillus megatherium, nitrobacteria and rhodospirillum in fermentation liquor to perform fermentation; filtering solids in the current fermentation liquor after the fermentation, and performing low-temperature concentration on the fermentation liquor; adding xanthan gum, casein sodium and tween 80 into the concentrated fermentation liquor, and spray drying to obtain the microcapsule complex microbial inoculant after stirring and even dissolving, wherein the weight ratio of the xanthan gum to the fermentation liquor is 1-3%., the weight ratio of the casein sodium to the fermentation liquor is 0.5-1%. and the the weight ratio of the tween 80 to the fermentation liquor is 3-5%.. The microcapsule complex microbial inoculant and the preparation method thereof have the advantages that microbial inoculant storage time can be prolonged, the microbial inoculant can be evenly dispersed in water, synergic effects among various microorganisms can be promoted, and purifying efficiency is increased.

The invention relates to an adding method of catalysts and additives used for coal; the catalysts and additives used for coal are dissolved by solvent, added with ingredients which can increase full contact with the surface of coal and internal infiltration, and added to coal by means of spraying, so that the catalysts and additives used for coal can maximally distribute on the inner and outer surfaces of coal, thus giving full play to the effect of the catalysts and additives during coal reaction, improving reaction speed and yield and achieving the purposes of raising utilization rate of coal, saving coal resources, reducing pollutants, realizing safe and high-efficiency production, etc.

The invention discloses a planting method for high-yield grapes. The planting method includes the following steps of grape plantlet cultivation, grape plantlet planting and management after planting. Key factors such as a planting field, seedling quality, a planting method, fertilizer and water management and prevention and control over disease and insect damage are reasonably optimized, under the combined action of all steps, the grape acre yield can be increased by 30%, acre yield of most varieties can reach 4000 kg or more, the iron and zinc content in grapes can be increased by 30-35%, and the content of vitamin C can be increased by 25-30%; cultivated grapes are plump, mellow and uniform, the maturation stage brought forward by about 12 days, pesticide hardly exists, and the grapes are high in edible value and have high market competitiveness.

The invention provides a high-efficient non-corrosive hydrate inhibitor, relating to the technical field of oil-gas hydrate. The hydrate inhibitor is a mixture of an anti-agglomerant and a urea or a calcium nitrate and is used at the pressure of 1.5 to 25 MPa and at the temperature of minus 20 DEG C to 25 DEG C. The hydrate inhibitor overcomes the defects of the prior art, reduces the nucleary, the growth and the coalescence speed of hydrate after being filled in petroleum fluid in production or conveying by mixing at low concentration and has the characteristics of wide application, low cost and no corrosion to pipelines.

The invention discloses a compound plant enzyme stoste which comprises dozens of fruits / vegetables, 29 traditional Chinese medicines and the like. The compound plant enzyme stoste disclosed by the invention has the following advantages: the formula is precise and rational; first, the fruits / vegetables and traditional Chinese medicines are circularly fermented by composite zymocyte and stored for several years for ripening; then, thousands of enzymes are obtained through chelation and ripening, synergistic interaction is promoted by over 5 times, and overall curative effect is good; and the compound plant enzyme stoste has the functions of promoting production of body fluid and quenching thirst, replenishing qi and invigorating spleen, nourishing yin and strengthening yarn, improving body immunity, strengthening healthy qi, removing toxin and losing weight, reducing blood pressure and blood fat, activating blood and beatifying face, preventing and resisting cancer, resisting aging and the like, improving appetite and recovering constitution. The invention also discloses a functional composite plant enzyme stoste as well as a preparation method and functional food thereof, wherein the functional composite plant enzyme stoste is particularly suitable for losing weight, reducing blood pressure and blood fat, preventing cancer, resisting aging and improving body immunity and physical strength of sub-healthy people and is particularly adapted to the toxicity reducing and effect increasing for physical weakness, low appetite, postoperative rehabilitation and tumor chemoradiotherapy of a patient so as to improve the life quality of the patient.

The present invention relates to a saponin plant extract type hydrate anti-agglomerant. The hydrate anti-agglomerant is a saponin plant extract, which contains 5-30 wt% of saponin, calculated by a total weight of the saponin plant extract. Compared with an existing anti-agglomerant, the plant extract type hydrate anti-agglomerant provided by the invention is more conducive to the realization of hydrate dynamic control technology, and ensures that hydrate crystals exist in state of small particles in an oil-gas-water multiphase mixing transport pipeline and do not generate accumulation or deposition, thereby effectively solving a problem of flowing safety in the multiphase mixing transport pipeline. The hydrate anti-agglomerant also has characteristics of no toxicity, thrift and environment-friendliness, good effect, and uniformly distributed particles of the generated hydrate.

The invention relates to a sterilizing composition in the field of pesticide compounding. An effective component bixafen of the sterilizing composition is subjected to two-element mixing with a few kinds of ergosterol synthetic inhibitor compounds; the weight percentage proportion of the two effective components is (80:1)-(1:80), preferably (1-40):(50-1); the total weight percentage of the effective components in the sterilizing composition is 1-90 percent, preferably 5-55 percent; and the rest in the sterilizing composition is auxiliary components which are allowed to be used and are acceptable in pesticide. By using the known method, the sterilizing composition can be prepared into wettable powder, emulsifiable solution, suspending agent, water dispersible granules, water emulsion or microemulsion.

This invention discloses one kind of belt ferromagnetism decoration face brick, including the face brick substrate, the respective face brick base in vivo establishment has the high energy magnetism to receive the carrier. This invention in the retention ordinary inner wall decoration face brick decoration foundation, increased the face brick in the wall surface direct fixed thing load bearing function, uses this invention user to be allowed completes after the repair, with wishes fulfilled changes some goods in the wall surface stationary position, or in some new position fixed new thing, like this already cannot after change the stationary position the wall surface residual fastener but the rigid wall surface overall impression, also does not have or installs the new goods for some object change stationary position but reto construct, the use is extremely simple, convenient; This invention function effect good, use safe reliable, may use in directly again but sees the thin shape goods to 4 kilograms (including each kind of wall mirror, wall lamp, mural and so on) fixed, has the structure simply, manufacture convenient, production cost low, applicable scope broad, the economic efficiency is high, market prospect good merit.

This invention relates to a method for preparing a star-shaped polycarboxylate superplasticizer by the first esterification step with polyol and (meth)acrylic acid as main reactants and the second polymerization step. In the first step, the star-shaped polymerizable active ends were synthesized by esterification between polyol and (meth)acrylic acid in the presence of catalyst. In the second step, the final star-shaped polycarboxylate superplasticizer was prepared by radical polymerization among the product obtained in first step, unsaturated polyoxyethylene ethers, molecular weight regulator and unsaturated carboxylic acid in the presence of initiator. The production process of this invention exhibits some characteristics including simple, easily controllable, high polymerization degree, low cost and pollution free. The star-shaped molecular structure of polycarboxylate superplasticizer can be achieved through synthesizing active “core” by esterification and “arm” by radical polymerization. It showed better cement paste fluidity and fluidity retention, which manifested as better adaptability to cement and application performance in concrete, than both traditional linear and comb-shaped polycarboxylate superplasticizer at common or lower dosage.

The invention relates to a composite micro-ecological feed additive for ruminants and a preparation method thereof. A micro-ecological feed additive and fulvic acid are compounded according to the ratio of (2.5-5.0):1; and the micro-ecological feed additive is prepared by mixing solid culture medium containing sodium humate and bacterium suspension and then carrying out fermentation. As an additive, the composite micro-ecological feed has the two effects of probiotics and the fulvic acid, so that not only can the micro-ecological balance of the gastrointestinal tract of the ruminants be improved, the food intake be increased, the immunity of the organisms of the ruminants be enhanced, but also the feed conversion rate and the feed reward can be improved and the production cost can be reduced simultaneously.

The invention provides a method for producing an antiseptic oriented strand board through full-eucalyptus leftover materials. The method comprises the procedures of material preparing, drying, peel and impurity removing, sorting and storing, surface layer and core layer gluing, classified paving, preheating press forming, sanding facing and the like. A surface layer is coated with an isocyanate wood dust powder composite adhesive, a core layer is coated with an antiseptic composite urea-formaldehyde resin adhesive, and core layer wood shavings are of three-layer structures including a core layer middle layer, a core layer upper surface layer and a core layer lower surface layer. The core layer middle layer is longitudinally laid, and the core layer upper surface layer, the core layer lower surface layer and the surface layer are transversely laid. According to the oriented strand board prepared through the method, the static bending intensity in the parallel direction ranges from 34 MPa to 38 MPa, and the parallel elasticity modulus ranges from 4,610 MPa to 4,780 MPa; and the vertical elasticity modulus ranges from 1,500 MPa to 1,774 MPa, the water absorption thickness swelling rate in 24 h ranges from 11% to 16%, and the vertical nail holding force reaches up to 89,000 N. Meanwhile, through adding of an antiseptic agent, the problem that panels are prone to suffering from corrosion of wood-destroying fungi, moulds and white ants is thoroughly solved, and the service life of the panels is prolonged.

The invention relates to a preparation method of high-melt-strength polypropylene. In the method, reactive blending is carried out to polypropylene, monomer with double bonds and dithiocarbamates. The method can significantly improve the melt strength of polypropylene, greatly inhabit the degradation of polypropylene in the reaction process, also greatly decrease the amount of polyfunctional monomer, and save manufacturing cost. The tensile strength can reach 39MPa; the tensile modulus 810MPa; the elongation at break 738 percent; crystallization temperature 113 DEG C to 225 DEG C; the melt index 0.5g / 10min to 2.0g / 10min; the melt strength 16cN to 36cN; and the gel content 0 percent. No bad effect is brought to the processing performance of the melt and the high-melt-strength polypropylene prepared is applicable to application fields, such as foaming, thermoforming, film blowing and extrusion coating and the like.